Calculate Your Body Mass Index

BMI Calculator

Body mass index (BMI) is a measure of body fat based on height and weight that applies to adult men and women.

  • Enter your weight and height
  • Select "Compute BMI" and your BMI will appear below.
Your Height: ft in

BMI Categories:

Underweight = BMI of <18.5
Normal weight = BMI of 18.5–24.9
Overweight = BMI of 25–29.9
Obesity = BMI of 30 or greater

Limitations of the BMI

Although BMI can be used for most men and women, it does have some limits:

  • It may overestimate body fat in athletes and others who have a muscular build.
  • It may underestimate body fat in older persons and others who have lost muscle.

BMI Chart

BMI, body mass index chart